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perf(lib): memoize doom-system-* functions

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Henrik Lissner 2022-08-12 20:24:17 +02:00
parent 3239ab8b2e
commit c540f1b515
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GPG key ID: B60957CA074D39A3
1 changed files with 50 additions and 44 deletions
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14
lisp/lib/system.el
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@ -3,8 +3,11 @@
;;;###autoload ;;;###autoload
(defun doom-system-distro () (defun doom-system-distro ()
"Return a symbol representing the installed distro." "Return a symbol representing the installed distro."
(cond (IS-WINDOWS 'windows) ;; REVIEW Use `with-memoization' when 27.x support is dropped
(IS-MAC 'macos) (or (get 'doom-system-distro 'cached-value)
(put 'doom-system-distro 'cached-value
(cond ((featurep :os 'windows) 'windows)
((featurep :os 'macos) 'macos)
((and (file-exists-p "/etc/os-release") ((and (file-exists-p "/etc/os-release")
(with-temp-buffer (with-temp-buffer
(insert-file-contents "/etc/os-release") (insert-file-contents "/etc/os-release")
@ -19,7 +22,7 @@
(file-directory-p "/run/current-system")) (file-directory-p "/run/current-system"))
(executable-find "guix")) (executable-find "guix"))
'guix) 'guix)
('linux))) ('linux)))))
;;;###autoload ;;;###autoload
(defun doom-system-distro-version () (defun doom-system-distro-version ()
@ -49,6 +52,9 @@
;;;###autoload ;;;###autoload
(defun doom-system-distro-icon () (defun doom-system-distro-icon ()
"Display icon for the installed distro." "Display icon for the installed distro."
;; REVIEW Use `with-memoization' when 27.x support is dropped
(or (get 'doom-system-distro-icon 'cached-value)
(put 'doom-system-distro-icon 'cached-value
(propertize (propertize
(pcase (doom-system-distro) (pcase (doom-system-distro)
(`windows (all-the-icons-faicon "windows")) (`windows (all-the-icons-faicon "windows"))
@ -75,7 +81,7 @@
((or `void `artix) "\uF17c") ((or `void `artix) "\uF17c")
(_ (all-the-icons-faicon "linux"))) (_ (all-the-icons-faicon "linux")))
'face '(:height 1) 'face '(:height 1)
'display '(raise 0))) 'display '(raise 0)))))
;;;###autoload ;;;###autoload
(defun doom-system-cpus () (defun doom-system-cpus ()